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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.22 by pcg, Sat Jan 31 00:20:21 2004 UTC vs.
Revision 1.350 by sf-exg, Fri Jan 28 00:21:10 2011 UTC

1/*--------------------------------*-C-*---------------------------------* 1/*----------------------------------------------------------------------*
2 * File: main.c 2 * File: main.C
3 *----------------------------------------------------------------------* 3 *----------------------------------------------------------------------*
4 * $Id: main.C,v 1.22 2004/01/31 00:20:21 pcg Exp $
5 * 4 *
6 * All portions of code are copyright by their respective author/s. 5 * All portions of code are copyright by their respective author/s.
7 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk> 6 * Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8 * - original version 7 * - original version
9 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com> 8 * Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
… …
12 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA> 11 * Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13 * - extensive modifications 12 * - extensive modifications
14 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de> 13 * Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com> 14 * Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16 * - extensive modifications 15 * - extensive modifications
16 * Copyright (c) 2003-2010 Marc Lehmann <pcg@goof.com>
17 * 17 *
18 * This program is free software; you can redistribute it and/or modify 18 * This program is free software; you can redistribute it and/or modify
19 * it under the terms of the GNU General Public License as published by 19 * it under the terms of the GNU General Public License as published by
20 * the Free Software Foundation; either version 2 of the License, or 20 * the Free Software Foundation; either version 2 of the License, or
21 * (at your option) any later version. 21 * (at your option) any later version.
… …
30 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 30 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31 *---------------------------------------------------------------------*/ 31 *---------------------------------------------------------------------*/
32 32
33#include "../config.h" /* NECESSARY */ 33#include "../config.h" /* NECESSARY */
34#include "rxvt.h" /* NECESSARY */ 34#include "rxvt.h" /* NECESSARY */
35#include "main.intpro" /* PROTOS for internal routines */ 35#include "init.h"
36#include "keyboard.h"
37#include "rxvtperl.h"
36 38
39#include <limits>
40
41#include <cassert>
37#include <signal.h> 42#include <csignal>
38
39#ifdef TTY_GID_SUPPORT
40# include <grp.h>
41#endif
42
43#ifdef HAVE_TERMIOS_H
44# include <termios.h>
45#endif
46
47#include <cstring> 43#include <cstring>
48 44
45#include <termios.h>
46
47#ifdef HAVE_XSETLOCALE
48# define X_LOCALE
49# include <X11/Xlocale.h>
50#else
51# ifdef HAVE_SETLOCALE
52# include <clocale>
53# endif
54#endif
55
56struct termios rxvt_term::def_tio;
57vector<rxvt_term *> rxvt_term::termlist;
58
59// used to tell global functions which terminal instance is "active"
60rxvt_t rxvt_current_term;
61
49static char curlocale[128]; 62static char curlocale[128], savelocale[128];
50 63
51void 64bool
52rxvt_set_locale (const char *locale) 65rxvt_set_locale (const char *locale) NOTHROW
53{ 66{
54 if (locale && STRNCMP (locale, curlocale, 128)) 67 int size = strlen (locale) + 1;
55 { 68
56 STRNCPY (curlocale, locale, 128); 69 if (size > sizeof (curlocale))
70 rxvt_fatal ("locale string too long, aborting.\n");
71
72 if (!locale || !memcmp (locale, curlocale, size))
73 return false;
74
75 memcpy (curlocale, locale, size);
57 setlocale (LC_CTYPE, curlocale); 76 setlocale (LC_CTYPE, curlocale);
58 } 77 return true;
59} 78}
60 79
61void * 80void
62rxvt_term::operator new (size_t s) 81rxvt_push_locale (const char *locale) NOTHROW
63{ 82{
64 void *p = malloc (s); 83 strcpy (savelocale, curlocale);
84 rxvt_set_locale (locale);
85}
65 86
66 MEMSET (p, 0, s); 87void
88rxvt_pop_locale () NOTHROW
89{
90 rxvt_set_locale (savelocale);
91}
92
93#if ENABLE_COMBINING
94class rxvt_composite_vec rxvt_composite;
95
96text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
97{
98 compose_char *cc;
99
100 // break compose chains, as stupid readline really likes to duplicate
101 // composing characters for some reason, near the end of a line.
102 cc = (*this)[c1];
103 while (cc)
104 {
105 if (cc->c2 == c2) return c1;
106 cc = (*this)[cc->c1];
107 }
108
109 // check to see whether this combination already exists otherwise
110 for (cc = v.end (); cc-- > v.begin (); )
111 if (cc->c1 == c1 && cc->c2 == c2)
112 return COMPOSE_LO + (cc - v.begin ());
113
114 // allocate a new combination
115 if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
116 {
117 static int seen;
118
119 if (!seen++)
120 rxvt_warn ("too many unrepresentable composite characters, try --enable-unicode3\n");
121
122 return REPLACEMENT_CHAR;
123 }
124
125 v.push_back (compose_char (c1, c2));
126
127 return v.size () - 1 + COMPOSE_LO;
128}
129
130int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
131{
132 compose_char *cc = (*this)[c];
133
134 if (!cc)
135 {
136 if (r) *r = c;
137 return 1;
138 }
139
140 int len = expand (cc->c1, r);
141
142 if (r) r += len;
143
144 if (cc->c2 != NOCHAR)
145 {
146 len++;
147 if (r) *r++ = cc->c2;
148 }
149
67 return p; 150 return len;
68}
69 151
70void
71rxvt_term::operator delete (void *p, size_t s)
72{
73 free (p);
74} 152}
153#endif
75 154
76rxvt_term::rxvt_term () 155rxvt_term::rxvt_term ()
77: 156{
157#if HAVE_BG_PIXMAP
158 update_background_ev.set<rxvt_term, &rxvt_term::update_background_cb> (this);
159#endif
78#ifdef CURSOR_BLINK 160#ifdef CURSOR_BLINK
79 cursor_blink_ev (this, &rxvt_term::cursor_blink_cb), 161 cursor_blink_ev.set <rxvt_term, &rxvt_term::cursor_blink_cb> (this); cursor_blink_ev.set (0., CURSOR_BLINK_INTERVAL);
80#endif 162#endif
81#ifdef TEXT_BLINK 163#ifdef TEXT_BLINK
82 text_blink_ev (this, &rxvt_term::text_blink_cb), 164 text_blink_ev.set <rxvt_term, &rxvt_term::text_blink_cb> (this); text_blink_ev.set (0., TEXT_BLINK_INTERVAL);
165#endif
166#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
167 cont_scroll_ev.set <rxvt_term, &rxvt_term::cont_scroll_cb> (this);
168#endif
169#ifdef SELECTION_SCROLLING
170 sel_scroll_ev.set <rxvt_term, &rxvt_term::sel_scroll_cb> (this);
171#endif
172#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
173 slip_wheel_ev.set <rxvt_term, &rxvt_term::slip_wheel_cb> (this);
174#endif
175#if ENABLE_TRANSPARENCY || ENABLE_PERL
176 rootwin_ev.set <rxvt_term, &rxvt_term::rootwin_cb> (this),
177#endif
178 scrollbar_ev.set <rxvt_term, &rxvt_term::x_cb> (this),
179#ifdef USE_XIM
180 im_ev.set <rxvt_term, &rxvt_term::im_cb> (this),
83#endif 181#endif
84#ifdef POINTER_BLANK 182#ifdef POINTER_BLANK
85 pointer_ev (this, &rxvt_term::pointer_cb), 183 pointer_ev.set <rxvt_term, &rxvt_term::pointer_cb> (this);
86#endif 184#endif
87 check_ev (this, &rxvt_term::check_cb), 185#ifndef NO_BELL
88 destroy_ev (this, &rxvt_term::destroy_cb), 186 bell_ev.set <rxvt_term, &rxvt_term::bell_cb> (this);
89 pty_ev (this, &rxvt_term::pty_cb), 187#endif
90 x_ev (this, &rxvt_term::x_cb), 188 child_ev.set <rxvt_term, &rxvt_term::child_cb> (this);
91 incr_ev (this, &rxvt_term::incr_cb) 189 flush_ev.set <rxvt_term, &rxvt_term::flush_cb> (this);
92{ 190 destroy_ev.set <rxvt_term, &rxvt_term::destroy_cb> (this);
191 pty_ev.set <rxvt_term, &rxvt_term::pty_cb> (this);
192 incr_ev.set <rxvt_term, &rxvt_term::incr_cb> (this);
193 termwin_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
194 vt_ev.set <rxvt_term, &rxvt_term::x_cb> (this);
195
93 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base; 196 cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
197
198 termlist.push_back (this);
199
200#ifdef KEYSYM_RESOURCE
201 keyboard = new keyboard_manager;
202#endif
203}
204
205// clean up the most important stuff, do *not* call x or free mem etc.
206// for use before an emergency exit
207void
208rxvt_term::emergency_cleanup ()
209{
210 if (cmd_pid)
211 kill (-cmd_pid, SIGHUP);
212
213 pty_ev.stop ();
214 delete pty; pty = 0;
94} 215}
95 216
96rxvt_term::~rxvt_term () 217rxvt_term::~rxvt_term ()
97{ 218{
219 termlist.erase (find (termlist.begin (), termlist.end(), this));
220
221 emergency_cleanup ();
222
223#if ENABLE_STYLES
224 for (int i = RS_styleCount; --i; )
225 if (fontset[i] != fontset[0])
226 delete fontset[i];
227#endif
228 delete fontset[0];
229
230#ifdef HAVE_BG_PIXMAP
231 bg_destroy ();
232#endif
233
234 if (display)
235 {
236 selection_clear ();
237 selection_clear (true);
238
239#ifdef USE_XIM
240 im_destroy ();
241#endif
242 scrollBar.destroy ();
243 if (gc) XFreeGC (dpy, gc);
244
245 delete drawable;
246 // destroy all windows
247 if (parent[0])
248 XDestroyWindow (dpy, parent[0]);
249
250 for (int i = 0; i < TOTAL_COLORS; i++)
251 if (ISSET_PIXCOLOR (i))
252 {
253 pix_colors_focused [i].free (this);
254#if OFF_FOCUS_FADING
255 pix_colors_unfocused [i].free (this);
256#endif
257 }
258
259 clear ();
260
261 display->flush (); /* ideally .put should do this */
262 displays.put (display);
263 }
264
98 scr_release (); 265 scr_release ();
99 266
267 /* clear all resources */
268 for (int i = 0; i < allocated.size (); i++)
269 free (allocated [i]);
270
271 free (selection.text);
272 free (selection.clip_text);
273 // TODO: manage env vars in child only(!)
274 free (env_display);
275 free (env_term);
100 free (locale); 276 free (locale);
101 free (codeset); 277 free (v_buffer);
278 free (incr_buf);
102 279
103#ifndef NO_SETOWNER_TTYDEV 280 delete envv;
104 privileged_ttydev (RESTORE); 281 delete argv;
105#endif
106#ifdef UTMP_SUPPORT
107 privileged_utmp (RESTORE);
108#endif
109#ifdef USE_XIM
110 if (Input_Context != NULL)
111 {
112 XDestroyIC (Input_Context);
113 Input_Context = NULL;
114 }
115#endif
116 282
117 if (cmd_fd >= 0) 283#ifdef KEYSYM_RESOURCE
118 close (cmd_fd); 284 delete keyboard;
285#endif
286#ifndef NO_RESOURCES
287 XrmDestroyDatabase (option_db);
288#endif
289}
119 290
120 if (Xfd >= 0) 291// child has exited, usually destroys
121 XCloseDisplay (Xdisplay); 292void
293rxvt_term::child_cb (ev::child &w, int status)
294{
295 HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
122 296
123 delete PixColors; 297 cmd_pid = 0;
298
299 if (!option (Opt_hold))
300 destroy ();
124} 301}
125 302
126void 303void
127rxvt_term::destroy () 304rxvt_term::destroy ()
128{ 305{
306 if (destroy_ev.is_active ())
307 return;
308
309 HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
310
311#if ENABLE_OVERLAY
312 scr_overlay_off ();
313#endif
314
315 if (display)
316 {
317#if USE_XIM
318 im_ev.stop (display);
319#endif
320 scrollbar_ev.stop (display);
321#if ENABLE_TRANSPARENCY || ENABLE_PERL
322 rootwin_ev.stop (display);
323#endif
324 incr_ev.stop ();
325 termwin_ev.stop (display);
326 vt_ev.stop (display);
327 }
328
129 check_ev.stop (); 329 flush_ev.stop ();
130 pty_ev.stop (); 330 pty_ev.stop ();
131 x_ev.stop ();
132#ifdef CURSOR_BLINK 331#ifdef CURSOR_BLINK
133 cursor_blink_ev.stop (); 332 cursor_blink_ev.stop ();
134#endif 333#endif
135#ifdef TEXT_BLINK 334#ifdef TEXT_BLINK
136 text_blink_ev.stop (); 335 text_blink_ev.stop ();
137#endif 336#endif
337#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
338 cont_scroll_ev.stop ();
339#endif
340#ifdef SELECTION_SCROLLING
341 sel_scroll_ev.stop ();
342#endif
138#ifdef POINTER_BLANK 343#ifdef POINTER_BLANK
139 pointer_ev.stop (); 344 pointer_ev.stop ();
140#endif 345#endif
141 346
142 destroy_ev.start (0); 347 destroy_ev.start ();
143} 348}
144 349
145void 350void
146rxvt_term::destroy_cb (time_watcher &w) 351rxvt_term::destroy_cb (ev::idle &w, int revents)
147{ 352{
148 SET_R (this); 353 make_current ();
149 354
150 delete this; 355 delete this;
151} 356}
152 357
153/*----------------------------------------------------------------------*/
154/* rxvt_init() */
155/* LIBPROTO */
156rxvt_t
157rxvt_init (int argc, const char *const *argv)
158{
159 SET_R (new rxvt_term);
160
161 if (!GET_R->init_vars () || !GET_R->init (argc, argv))
162 {
163 delete GET_R;
164 SET_R (0);
165 }
166
167 return GET_R;
168}
169
170void 358void
171rxvt_init_signals () 359rxvt_term::set_option (uint8_t opt, bool set)
172{ 360{
173/* install exit handler for cleanup */ 361 if (!opt)
174#if 0
175#ifdef HAVE_ATEXIT
176 atexit(rxvt_clean_exit);
177#else
178#endif
179#endif
180
181 struct sigaction sa;
182
183 sigfillset (&sa.sa_mask);
184 sa.sa_flags = SA_NOCLDSTOP | SA_RESTART;
185 sa.sa_handler = SIG_IGN; sigaction (SIGHUP , &sa, 0);
186 sa.sa_handler = SIG_IGN; sigaction (SIGPIPE, &sa, 0);
187 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGINT , &sa, 0);
188 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGQUIT, &sa, 0);
189 sa.sa_handler = rxvt_Exit_signal; sigaction (SIGTERM, &sa, 0);
190 sa.sa_handler = rxvt_Child_signal; sigaction (SIGCHLD, &sa, 0);
191
192/* need to trap SIGURG for SVR4 (Unixware) rlogin */
193/* signal (SIGURG, SIG_DFL); */
194
195 XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
196 //XSetIOErrorHandler ((XErrorHandler) rxvt_xioerror_handler);
197}
198
199bool
200rxvt_term::init (int argc, const char *const *argv)
201{
202 /*
203 * Save and then give up any super-user privileges
204 * If we need privileges in any area then we must specifically request it.
205 * We should only need to be root in these cases:
206 * 1. write utmp entries on some systems
207 * 2. chown tty on some systems
208 */
209 privileges (SAVE);
210 privileges (IGNORE);
211
212 init_secondary ();
213
214 const char **cmd_argv = init_resources (argc, argv);
215
216 set_locale ("");
217
218#if (MENUBAR_MAX)
219 menubar_read (rs[Rs_menu]);
220#endif
221#ifdef HAVE_SCROLLBARS
222 if (Options & Opt_scrollBar)
223 scrollBar.setIdle (); /* set existence for size calculations */
224#endif
225
226 create_windows (argc, argv);
227
228 init_xlocale ();
229
230 scr_reset (); /* initialize screen */
231#ifdef RXVT_GRAPHICS
232 Gr_reset (); /* reset graphics */
233#endif
234
235#if 0
236#ifdef DEBUG_X
237 XSynchronize(Xdisplay, True);
238#endif
239#endif
240
241#ifdef HAVE_SCROLLBARS
242 if (Options & Opt_scrollBar)
243 resize_scrollbar (); /* create and map scrollbar */
244#endif
245#if (MENUBAR_MAX)
246 if (menubar_visible(r))
247 XMapWindow (Xdisplay, menuBar.win);
248#endif
249#ifdef TRANSPARENT
250 if (Options & Opt_transparent)
251 {
252 XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
253 check_our_parents ();
254 }
255#endif
256 XMapWindow (Xdisplay, TermWin.vt);
257 XMapWindow (Xdisplay, TermWin.parent[0]);
258
259 init_env ();
260 init_command (cmd_argv);
261
262 x_ev.start (Xfd, EVENT_READ);
263 pty_ev.start (cmd_fd, EVENT_READ);
264
265 check_ev.start ();
266
267 process_x_events ();
268
269 return true;
270}
271
272/* ------------------------------------------------------------------------- *
273 * SIGNAL HANDLING & EXIT HANDLER *
274 * ------------------------------------------------------------------------- */
275/*
276 * Catch a SIGCHLD signal and exit if the direct child has died
277 */
278/* ARGSUSED */
279/* EXTPROTO */
280RETSIGTYPE
281rxvt_Child_signal(int sig __attribute__ ((unused)))
282{
283 int pid, save_errno = errno;
284 while ((pid = waitpid (-1, NULL, WNOHANG)) == -1 && errno == EINTR)
285 ;
286 errno = save_errno;
287
288#if 0
289 if (pid == cmd_pid)
290 exit (EXIT_SUCCESS);
291#endif
292}
293
294/*
295 * Catch a fatal signal and tidy up before quitting
296 */
297/* EXTPROTO */
298RETSIGTYPE
299rxvt_Exit_signal(int sig)
300{
301 signal(sig, SIG_DFL);
302#ifdef DEBUG_CMD
303 rxvt_print_error("signal %d", sig);
304#endif
305 rxvt_clean_exit();
306 kill(getpid(), sig);
307}
308
309/* ARGSUSED */
310/* EXTPROTO */
311int
312rxvt_xerror_handler(const Display * display
313 __attribute__ ((unused)), const XErrorEvent * event)
314{
315 if (GET_R->allowedxerror == -1)
316 GET_R->allowedxerror = event->error_code;
317 else
318 {
319 rxvt_print_error("XError: Request: %d . %d, Error: %d",
320 event->request_code, event->minor_code,
321 event->error_code);
322
323 GET_R->destroy ();
324 }
325
326 return 0; 362 return;
363
364 uint8_t mask = 1 << (opt & 7);
365 uint8_t &val = options [opt >> 3];
366
367 val = val & ~mask | (set ? mask : 0);
327} 368}
328 369
329/*----------------------------------------------------------------------*/ 370/*----------------------------------------------------------------------*/
330/* 371/*
331 * Exit gracefully, clearing the utmp entry and restoring tty attributes 372 * Exit gracefully, clearing the utmp entry and restoring tty attributes
332 * TODO: if debugging, this should free up any known resources if we can 373 * TODO: if debugging, this should free up any known resources if we can
333 */ 374 */
334/* EXTPROTO */ 375static XErrorHandler old_xerror_handler;
335void
336rxvt_clean_exit ()
337{
338 GET_R->destroy ();
339}
340 376
341/* ------------------------------------------------------------------------- * 377static void
342 * MEMORY ALLOCATION WRAPPERS * 378rxvt_emergency_cleanup ()
343 * ------------------------------------------------------------------------- */
344/* EXTPROTO */
345void *
346rxvt_malloc(size_t size)
347{ 379{
348 void *p; 380 for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
381 (*t)->emergency_cleanup ();
382}
349 383
350 p = malloc(size); 384#if !ENABLE_MINIMAL
351 if (p) 385static void
352 return p; 386print_x_error (Display *dpy, XErrorEvent *event)
387{
388 char buffer[BUFSIZ];
389 char mesg[BUFSIZ];
390 char number[32];
391 const char mtype[] = "XlibMessage";
392 XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
393 XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
394 rxvt_warn ("An X Error occurred, trying to continue after report.\n");
395 rxvt_warn ("%s: %s\n", mesg, buffer);
396 XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
397 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
398 sprintf(number, "%d", event->request_code);
399 XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
400 rxvt_warn ("(which is %s)\n", buffer);
401 if (event->request_code >= 128) {
402 XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
403 mesg, BUFSIZ);
404 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
405 }
406 if ((event->error_code == BadWindow) ||
407 (event->error_code == BadPixmap) ||
408 (event->error_code == BadCursor) ||
409 (event->error_code == BadFont) ||
410 (event->error_code == BadDrawable) ||
411 (event->error_code == BadColor) ||
412 (event->error_code == BadGC) ||
413 (event->error_code == BadIDChoice) ||
414 (event->error_code == BadValue) ||
415 (event->error_code == BadAtom)) {
416 if (event->error_code == BadValue)
417 XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
418 mesg, BUFSIZ);
419 else if (event->error_code == BadAtom)
420 XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
421 mesg, BUFSIZ);
422 else
423 XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
424 mesg, BUFSIZ);
425 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
426 }
427 XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
428 mesg, BUFSIZ);
429 rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
430}
431#endif
353 432
354 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); 433int
355 rxvt_clean_exit(); 434rxvt_xerror_handler (Display *display, XErrorEvent *event)
435{
436 if (GET_R->allowedxerror == -1)
437 GET_R->allowedxerror = event->error_code;
438 else
439 {
440 // GET_R is most likely not the terminal which caused the error,
441 // so just output the error and continue
442#if ENABLE_MINIMAL
443 old_xerror_handler (display, event);
444#else
445 print_x_error (display, event);
446#endif
447 }
448
449 return 0;
450}
451
452int
453rxvt_xioerror_handler (Display *display)
454{
455 rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
456 DisplayString (display));
457 rxvt_emergency_cleanup ();
356 exit(EXIT_FAILURE); 458 _exit (EXIT_FAILURE);
357/* NOTREACHED */
358} 459}
359 460
360/* EXTPROTO */ 461static struct sig_handlers
361void *
362rxvt_calloc(size_t number, size_t size)
363{ 462{
364 void *p; 463 ev::sig sw_term, sw_int;
365 464
366 p = calloc(number, size); 465 /*
367 if (p) 466 * Catch a fatal signal and tidy up before quitting
368 return p; 467 */
468 void sig_term (ev::sig &w, int revents);
369 469
370 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting"); 470 sig_handlers ()
371 rxvt_clean_exit(); 471 {
372 exit(EXIT_FAILURE); 472 sw_term.set<sig_handlers, &sig_handlers::sig_term> (this);
373/* NOTREACHED */ 473 sw_int .set<sig_handlers, &sig_handlers::sig_term> (this);
374} 474 }
475} sig_handlers;
375 476
376/* EXTPROTO */
377void *
378rxvt_realloc(void *ptr, size_t size)
379{
380 void *p;
381
382 if (ptr)
383 p = realloc(ptr, size);
384 else
385 p = malloc(size);
386 if (p)
387 return p;
388
389 fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
390 rxvt_clean_exit();
391 exit(EXIT_FAILURE);
392/* NOTREACHED */
393}
394
395/* ------------------------------------------------------------------------- *
396 * PRIVILEGED OPERATIONS *
397 * ------------------------------------------------------------------------- */
398/* take care of suid/sgid super-user (root) privileges */
399void 477void
400rxvt_term::privileges (int mode) 478sig_handlers::sig_term (ev::sig &w, int revents)
401{ 479{
402#if ! defined(__CYGWIN32__) 480 rxvt_emergency_cleanup ();
403# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) 481 w.stop ();
404/* setreuid() is the poor man's setuid(), seteuid() */ 482 kill (getpid (), w.signum);
405# define seteuid(a) setreuid(-1, (a)) 483}
406# define setegid(a) setregid(-1, (a)) 484
407# define HAVE_SETEUID 485static void
486rxvt_get_ttymode (struct termios *tio)
487{
488 if (tcgetattr (STDIN_FILENO, tio) < 0)
489 memset (tio, 0, sizeof (struct termios));
490
491 for (int i = 0; i < NCCS; i++)
492 tio->c_cc[i] = VDISABLE;
493
494 tio->c_cc[VINTR] = CINTR;
495 tio->c_cc[VQUIT] = CQUIT;
496 tio->c_cc[VERASE] = CERASE;
497#ifdef VERASE2
498 tio->c_cc[VERASE2] = CERASE2;
499#endif
500 tio->c_cc[VKILL] = CKILL;
501 tio->c_cc[VEOF] = CEOF;
502 tio->c_cc[VSTART] = CSTART;
503 tio->c_cc[VSTOP] = CSTOP;
504 tio->c_cc[VSUSP] = CSUSP;
505# ifdef VDSUSP
506 tio->c_cc[VDSUSP] = CDSUSP;
408# endif 507# endif
409# ifdef HAVE_SETEUID 508# ifdef VREPRINT
410 switch (mode) { 509 tio->c_cc[VREPRINT] = CRPRNT;
411 case IGNORE:
412 /*
413 * change effective uid/gid - not real uid/gid - so we can switch
414 * back to root later, as required
415 */
416 seteuid(getuid());
417 setegid(getgid());
418 break;
419 case SAVE:
420 euid = geteuid();
421 egid = getegid();
422 break;
423 case RESTORE:
424 seteuid(euid);
425 setegid(egid);
426 break;
427 }
428# else
429 switch (mode) {
430 case IGNORE:
431 setuid(getuid());
432 setgid(getgid());
433 /* FALLTHROUGH */
434 case SAVE:
435 /* FALLTHROUGH */
436 case RESTORE:
437 break;
438 }
439# endif 510# endif
440#endif 511# ifdef VDISCRD
441} 512 tio->c_cc[VDISCRD] = CFLUSH;
442
443#ifdef UTMP_SUPPORT
444void
445rxvt_term::privileged_utmp (char action)
446{
447 D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
448 action, next_utmp_action, getpid()));
449 if (next_utmp_action != action || (action != SAVE && action != RESTORE)
450 || (Options & Opt_utmpInhibit)
451 || ttydev == NULL || *ttydev == '\0')
452 return;
453
454 privileges (RESTORE);
455 if (action == SAVE) {
456 next_utmp_action = RESTORE;
457 makeutent (ttydev, rs[Rs_display_name]);
458 } else { /* action == RESTORE */
459 next_utmp_action = IGNORE;
460 cleanutent ();
461 }
462 privileges (IGNORE);
463}
464#endif
465
466#ifndef NO_SETOWNER_TTYDEV
467void
468rxvt_term::privileged_ttydev (char action)
469{
470 D_MAIN((stderr,
471 "privileged_ttydev (%c); waiting for: %c (pid: %d)",
472 action, next_tty_action, getpid()));
473 if (next_tty_action != action || (action != SAVE && action != RESTORE)
474 || ttydev == NULL || *ttydev == '\0')
475 return;
476
477 privileges (RESTORE);
478
479 if (action == SAVE) {
480 next_tty_action = RESTORE;
481# ifndef RESET_TTY_TO_COMMON_DEFAULTS
482/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
483 if (lstat(ttydev, &ttyfd_stat) < 0) /* you lose out */
484 next_tty_action = IGNORE;
485 else
486# endif 513# endif
487 { 514# ifdef VWERSE
488 chown(ttydev, getuid(), ttygid); /* fail silently */ 515 tio->c_cc[VWERSE] = CWERASE;
489 chmod(ttydev, ttymode);
490# ifdef HAVE_REVOKE
491 revoke(ttydev);
492# endif 516# endif
493 } 517# ifdef VLNEXT
494 } else { /* action == RESTORE */ 518 tio->c_cc[VLNEXT] = CLNEXT;
495 next_tty_action = IGNORE;
496# ifndef RESET_TTY_TO_COMMON_DEFAULTS
497 chmod(ttydev, ttyfd_stat.st_mode);
498 chown(ttydev, ttyfd_stat.st_uid, ttyfd_stat.st_gid);
499# else
500 chmod(ttydev,
501 (S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
502 chown(ttydev, 0, 0);
503# endif 519# endif
504 } 520# ifdef VSTATUS
505 521 tio->c_cc[VSTATUS] = CSTATUS;
506 privileges (IGNORE);
507
508# ifndef RESET_TTY_TO_COMMON_DEFAULTS
509 D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
510 action == RESTORE ? "Restoring" : (action ==
511 SAVE ? "Saving" :
512 "UNKNOWN ERROR for"), ttydev,
513 ttyfd_stat.st_mode, ttyfd_stat.st_uid,
514 ttyfd_stat.st_gid));
515# endif 522# endif
516} 523
524# if VMIN != VEOF
525 tio->c_cc[VMIN] = 1;
517#endif 526# endif
527# if VTIME != VEOL
528 tio->c_cc[VTIME] = 0;
529# endif
530
531 /* input modes */
532 tio->c_iflag = (BRKINT | IGNPAR | ICRNL
533# ifdef IMAXBEL
534 | IMAXBEL
535# endif
536 | IXON);
537
538 /* output modes */
539 tio->c_oflag = (OPOST | ONLCR);
540
541 /* control modes */
542 tio->c_cflag = (CS8 | CREAD);
543
544 /* local modes */
545 tio->c_lflag = (ISIG | ICANON | IEXTEN | ECHO
546# if defined (ECHOCTL) && defined (ECHOKE)
547 | ECHOCTL | ECHOKE
548# endif
549 | ECHOE | ECHOK);
550}
551
552char **rxvt_environ; // startup environment
553
554void
555rxvt_init ()
556{
557 assert (("fontMask must not overlap other RS masks",
558 0 == (RS_fontMask & (RS_Sel | RS_baseattrMask | RS_customMask | RS_bgMask | RS_fgMask))));
559
560 rxvt_get_ttymode (&rxvt_term::def_tio);
561
562 // get rid of stdin/stdout as we don't need them, to free resources
563 dup2 (STDERR_FILENO, STDIN_FILENO);
564 dup2 (STDERR_FILENO, STDOUT_FILENO);
565
566 if (!ev_default_loop ())
567 rxvt_fatal ("cannot initialise libev (bad value for LIBEV_METHODS?)\n");
568
569 rxvt_environ = environ;
570
571 signal (SIGHUP, SIG_IGN);
572 signal (SIGPIPE, SIG_IGN);
573
574 sig_handlers.sw_term.start (SIGTERM); ev_unref ();
575 sig_handlers.sw_int.start (SIGINT); ev_unref ();
576
577 old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
578 // TODO: handle this with exceptions and tolerate the memory loss
579 XSetIOErrorHandler (rxvt_xioerror_handler);
580
581 XrmInitialize ();
582}
518 583
519/*----------------------------------------------------------------------*/ 584/*----------------------------------------------------------------------*/
520/* 585/*
521 * window size/position calculcations for XSizeHint and other storage. 586 * window size/position calculations for XSizeHint and other storage.
522 * if width/height are non-zero then override calculated width/height 587 * if width/height are non-zero then override calculated width/height
523 */ 588 */
524void 589void
525rxvt_term::window_calc (unsigned int width, unsigned int height) 590rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
526{ 591{
527 short recalc_x, recalc_y; 592 short recalc_x, recalc_y;
528 int x, y, sb_w, mb_h, flags; 593 int x, y, flags;
529 unsigned int w, h; 594 unsigned int w, h;
530 unsigned int max_width, max_height; 595 unsigned int max_width, max_height;
531 596
532 D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
533 TermWin.ncol, TermWin.nrow, szHint.width,
534 szHint.height));
535 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity; 597 szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
536 szHint.win_gravity = NorthWestGravity; 598 szHint.win_gravity = NorthWestGravity;
537/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */ 599 /* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
538 600
539 recalc_x = recalc_y = 0; 601 recalc_x = recalc_y = 0;
540 flags = 0; 602 flags = 0;
603
541 if (!parsed_geometry) { 604 if (!parsed_geometry)
605 {
542 parsed_geometry = 1; 606 parsed_geometry = 1;
607
543 if (rs[Rs_geometry]) 608 if (rs[Rs_geometry])
544 flags = XParseGeometry(rs[Rs_geometry], &x, &y, &w, &h); 609 flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
610
545 if (flags & WidthValue) { 611 if (flags & WidthValue)
546 TermWin.ncol = BOUND_POSITIVE_INT16(w); 612 {
613 if (!w)
614 rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
615
616 ncol = clamp (w, 1, std::numeric_limits<int16_t>::max ());
547 szHint.flags |= USSize; 617 szHint.flags |= USSize;
548 } 618 }
619
549 if (flags & HeightValue) { 620 if (flags & HeightValue)
550 TermWin.nrow = BOUND_POSITIVE_INT16(h); 621 {
622 if (!h)
623 rxvt_fatal ("illegal window geometry (width and height must be non-zero), aborting.\n");
624
625 nrow = clamp (h, 1, std::numeric_limits<int16_t>::max ());
551 szHint.flags |= USSize; 626 szHint.flags |= USSize;
552 } 627 }
628
553 if (flags & XValue) { 629 if (flags & XValue)
630 {
554 szHint.x = x; 631 szHint.x = x;
555 szHint.flags |= USPosition; 632 szHint.flags |= USPosition;
633
556 if (flags & XNegative) { 634 if (flags & XNegative)
635 {
557 recalc_x = 1; 636 recalc_x = 1;
558 szHint.win_gravity = NorthEastGravity; 637 szHint.win_gravity = NorthEastGravity;
559 } 638 }
560 } 639 }
640
561 if (flags & YValue) { 641 if (flags & YValue)
642 {
562 szHint.y = y; 643 szHint.y = y;
563 szHint.flags |= USPosition; 644 szHint.flags |= USPosition;
645
564 if (flags & YNegative) { 646 if (flags & YNegative)
647 {
565 recalc_y = 1; 648 recalc_y = 1;
649
566 if (szHint.win_gravity == NorthEastGravity) 650 if (szHint.win_gravity == NorthEastGravity)
567 szHint.win_gravity = SouthEastGravity; 651 szHint.win_gravity = SouthEastGravity;
568 else 652 else
569 szHint.win_gravity = SouthWestGravity; 653 szHint.win_gravity = SouthWestGravity;
570 } 654 }
571 } 655 }
572 } 656 }
657
573/* TODO: BOUNDS */ 658 /* TODO: BOUNDS */
574 TermWin.width = TermWin.ncol * TermWin.fwidth; 659 width = ncol * fwidth;
575 TermWin.height = TermWin.nrow * TermWin.fheight; 660 height = nrow * fheight;
576 max_width = MAX_COLS * TermWin.fwidth; 661 max_width = MAX_COLS * fwidth;
577 max_height = MAX_ROWS * TermWin.fheight; 662 max_height = MAX_ROWS * fheight;
578 663
579 szHint.base_width = szHint.base_height = 2 * TermWin.int_bwidth; 664 szHint.base_width = szHint.base_height = 2 * int_bwidth;
580 665
581 sb_w = mb_h = 0;
582 window_vt_x = window_vt_y = 0; 666 window_vt_x = window_vt_y = int_bwidth;
583 if (scrollbar_visible ()) { 667
668 if (scrollBar.state)
669 {
584 sb_w = scrollbar_TotalWidth(); 670 int sb_w = scrollBar.total_width ();
585 szHint.base_width += sb_w; 671 szHint.base_width += sb_w;
672
586 if (!(Options & Opt_scrollBar_right)) 673 if (!option (Opt_scrollBar_right))
587 window_vt_x = sb_w; 674 window_vt_x += sb_w;
588 } 675 }
589 if (menubar_visible ()) { 676
590 mb_h = menuBar_TotalHeight();
591 szHint.base_height += mb_h;
592 window_vt_y = mb_h;
593 }
594 szHint.width_inc = TermWin.fwidth; 677 szHint.width_inc = fwidth;
595 szHint.height_inc = TermWin.fheight; 678 szHint.height_inc = fheight;
596 szHint.min_width = szHint.base_width + szHint.width_inc; 679 szHint.min_width = szHint.base_width + szHint.width_inc;
597 szHint.min_height = szHint.base_height + szHint.height_inc; 680 szHint.min_height = szHint.base_height + szHint.height_inc;
598 681
599 if (width && width - szHint.base_width < max_width) { 682 if (newwidth && newwidth - szHint.base_width < max_width)
683 {
600 szHint.width = width; 684 szHint.width = newwidth;
601 TermWin.width = width - szHint.base_width; 685 width = newwidth - szHint.base_width;
602 } else { 686 }
603 MIN_IT(TermWin.width, max_width); 687 else
688 {
689 min_it (width, max_width);
604 szHint.width = szHint.base_width + TermWin.width; 690 szHint.width = szHint.base_width + width;
605 } 691 }
692
606 if (height && height - szHint.base_height < max_height) { 693 if (newheight && newheight - szHint.base_height < max_height)
694 {
607 szHint.height = height; 695 szHint.height = newheight;
608 TermWin.height = height - szHint.base_height; 696 height = newheight - szHint.base_height;
609 } else { 697 }
698 else
699 {
610 MIN_IT(TermWin.height, max_height); 700 min_it (height, max_height);
611 szHint.height = szHint.base_height + TermWin.height; 701 szHint.height = szHint.base_height + height;
612 } 702 }
613 if (scrollbar_visible () && (Options & Opt_scrollBar_right))
614 window_sb_x = szHint.width - sb_w;
615 703
616 if (recalc_x) 704 if (recalc_x)
617 szHint.x += (DisplayWidth (Xdisplay, DefaultScreen (Xdisplay)) 705 szHint.x += DisplayWidth (dpy, display->screen) - szHint.width - 2 * ext_bwidth;
618 - szHint.width - 2 * TermWin.ext_bwidth); 706
619 if (recalc_y) 707 if (recalc_y)
620 szHint.y += (DisplayHeight (Xdisplay, DefaultScreen (Xdisplay)) 708 szHint.y += DisplayHeight (dpy, display->screen) - szHint.height - 2 * ext_bwidth;
621 - szHint.height - 2 * TermWin.ext_bwidth);
622 709
623 TermWin.ncol = TermWin.width / TermWin.fwidth; 710 ncol = width / fwidth;
624 TermWin.nrow = TermWin.height / TermWin.fheight; 711 nrow = height / fheight;
625 D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
626 TermWin.ncol, TermWin.nrow, szHint.width,
627 szHint.height));
628 return;
629} 712}
630 713
631/*----------------------------------------------------------------------*/ 714/*----------------------------------------------------------------------*/
632/* 715/*
633 * Tell the teletype handler what size the window is. 716 * Tell the teletype handler what size the window is.
634 * Called after a window size change. 717 * Called after a window size change.
635 */ 718 */
636void 719void
637rxvt_term::tt_winch () 720rxvt_term::tt_winch ()
638{ 721{
722 if (pty->pty < 0)
723 return;
724
639 struct winsize ws; 725 struct winsize ws;
640 726
641 if (cmd_fd < 0)
642 return;
643
644 ws.ws_col = TermWin.ncol; 727 ws.ws_col = ncol;
645 ws.ws_row = TermWin.nrow; 728 ws.ws_row = nrow;
646 ws.ws_xpixel = ws.ws_ypixel = 0; 729 ws.ws_xpixel = width;
647#ifndef DEBUG_SIZE 730 ws.ws_ypixel = height;
648 (void)ioctl (cmd_fd, TIOCSWINSZ, &ws); 731 ioctl (pty->pty, TIOCSWINSZ, &ws);
649#else 732
650 if (ioctl (cmd_fd, TIOCSWINSZ, &ws) < 0) 733#if 0
651 D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd)); 734 // TIOCSWINSZ is supposed to do this automatically and correctly
652# ifdef SIGWINCH
653 else if (cmd_pid) /* force through to the command */ 735 if (cmd_pid) /* force through to the command */
654 kill (cmd_pid, SIGWINCH); 736 kill (-cmd_pid, SIGWINCH);
655# endif
656#endif 737#endif
657} 738}
658 739
659/*----------------------------------------------------------------------*/ 740/*----------------------------------------------------------------------*/
660/* rxvt_change_font() - Switch to a new font */ 741/* set_fonts () - load and set the various fonts
661/* 742 *
662 * init = 1 - initialize 743 * init = 1 - initialize
663 * 744 *
664 * fontname == FONT_UP - switch to bigger font 745 * fontname == FONT_UP - switch to bigger font
665 * fontname == FONT_DN - switch to smaller font 746 * fontname == FONT_DN - switch to smaller font
666 */ 747 */
667void 748bool
668rxvt_term::change_font (int init, const char *fontname) 749rxvt_term::set_fonts ()
669{ 750{
670} 751 rxvt_fontset *fs = new rxvt_fontset (this);
752 rxvt_fontprop prop;
671 753
754 if (!fs
755 || !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
756 || !fs->realize_font (1))
757 {
758 delete fs;
759 return false;
760 }
761
762#if ENABLE_STYLES
763 for (int i = RS_styleCount; --i; )
764 if (fontset[i] != fontset[0])
765 delete fontset[i];
766#endif
767
768 delete fontset[0];
769 fontset[0] = fs;
770
771 prop = (*fs)[rxvt_fontset::firstFont]->properties ();
772 prop.height += lineSpace;
773 prop.width += letterSpace;
774
775 fs->set_prop (prop, false);
776
777 fwidth = prop.width;
778 fheight = prop.height;
779 fbase = prop.ascent;
780
781 for (int style = 1; style < 4; style++)
782 {
783#if ENABLE_STYLES
784 const char *res = rs[Rs_font + style];
785
786 if (res && !*res)
787 fontset[style] = fontset[0];
788 else
789 {
790 fontset[style] = fs = new rxvt_fontset (this);
791 rxvt_fontprop prop2 = prop;
792
793 if (res)
794 {
795 fs->populate (res);
796 fs->set_prop (prop2, false);
797 }
798 else
799 {
800 fs->populate (fontset[0]->fontdesc);
801
802 if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
803 if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
804
805 fs->set_prop (prop2, true);
806 }
807
808 }
809#else
810 fontset[style] = fontset[0];
811#endif
812 }
813
814 if (parent[0])
815 {
816 resize_all_windows (0, 0, 0);
817 scr_remap_chars ();
818 scr_touch (true);
819 }
820
821 return true;
822}
823
672void 824void
673rxvt_term::font_up_down (int n, int direction) 825rxvt_term::set_string_property (Atom prop, const char *str, int len)
674{ 826{
827 XChangeProperty (dpy, parent[0],
828 prop, XA_STRING, 8, PropModeReplace,
829 (const unsigned char *)str, len >= 0 ? len : strlen (str));
830}
831
832void
833rxvt_term::set_mbstring_property (Atom prop, const char *str, int len)
834{
835 XTextProperty ct;
836
837 if (XmbTextListToTextProperty (dpy, (char **)&str, 1, XStdICCTextStyle, &ct) >= 0)
838 {
839 XSetTextProperty (dpy, parent[0], &ct, prop);
840 XFree (ct.value);
841 }
842}
843
844void
845rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
846{
847 wchar_t *ws = rxvt_mbstowcs (str, len);
848 char *s = rxvt_wcstoutf8 (ws);
849
850 XChangeProperty (dpy, parent[0],
851 prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
852 (const unsigned char *)s, strlen (s));
853
854 free (s);
855 free (ws);
675} 856}
676 857
677/*----------------------------------------------------------------------*/ 858/*----------------------------------------------------------------------*/
678/*----------------------------------------------------------------------*/ 859/*----------------------------------------------------------------------*/
679/* xterm sequences - title, iconName, color (exptl) */ 860/* xterm sequences - title, iconName, color (exptl) */
680void 861void
681rxvt_term::set_title (const char *str) 862rxvt_term::set_title (const char *str)
682{ 863{
683#ifndef SMART_WINDOW_TITLE 864 set_mbstring_property (XA_WM_NAME, str);
684 XStoreName(Xdisplay, TermWin.parent[0], str); 865#if ENABLE_EWMH
685#else 866 set_utf8_property (xa[XA_NET_WM_NAME], str);
686 char *name;
687
688 if (XFetchName(Xdisplay, TermWin.parent[0], &name) == 0)
689 name = NULL;
690 if (name == NULL || STRCMP(name, str))
691 XStoreName(Xdisplay, TermWin.parent[0], str);
692 if (name)
693 XFree(name);
694#endif 867#endif
695} 868}
696 869
697void 870void
698rxvt_term::set_iconName (const char *str) 871rxvt_term::set_icon_name (const char *str)
699{ 872{
700#ifndef SMART_WINDOW_TITLE 873 set_mbstring_property (XA_WM_ICON_NAME, str);
701 XSetIconName(Xdisplay, TermWin.parent[0], str); 874#if ENABLE_EWMH
702#else 875 set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
703 char *name;
704
705 if (XGetIconName(Xdisplay, TermWin.parent[0], &name))
706 name = NULL;
707 if (name == NULL || STRCMP(name, str))
708 XSetIconName(Xdisplay, TermWin.parent[0], str);
709 if (name)
710 XFree(name);
711#endif 876#endif
712} 877}
713 878
879void
880rxvt_term::set_window_color (int idx, const char *color)
881{
714#ifdef XTERM_COLOR_CHANGE 882#ifdef XTERM_COLOR_CHANGE
715void
716rxvt_term::set_window_color (int idx, const char *color)
717{
718 rxvt_color xcol; 883 rxvt_color xcol;
719 int i;
720 884
721 if (color == NULL || *color == '\0') 885 if (color == NULL || *color == '\0')
722 return; 886 return;
723 887
888 color = strdup (color);
889 allocated.push_back ((void *)color);
890 rs[Rs_color + idx] = color;
891
724/* handle color aliases */ 892 /* handle color aliases */
725 if (isdigit(*color)) { 893 if (isdigit (*color))
894 {
726 i = atoi(color); 895 int i = atoi (color);
727 if (i >= 8 && i <= 15) { /* bright colors */ 896
728 i -= 8; 897 if (i >= 8 && i <= 15)
729# ifndef NO_BRIGHTCOLOR 898 {
899 /* bright colors */
730 PixColors[idx] = PixColors[minBrightCOLOR + i]; 900 pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i - 8];
731 SET_PIXCOLOR(idx);
732 goto Done; 901 goto done;
733# endif
734 } 902 }
735 if (i >= 0 && i <= 7) { /* normal colors */ 903
904 if (i >= 0 && i <= 7)
905 {
906 /* normal colors */
736 PixColors[idx] = PixColors[minCOLOR + i]; 907 pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
737 SET_PIXCOLOR(idx);
738 goto Done; 908 goto done;
739 } 909 }
740 } 910 }
741 if (!rXParseAllocColor (& xcol, color))
742 return;
743/* XStoreColor (Xdisplay, XCMAP, XColor*); */
744 911
745/* 912 set_color (xcol, color);
913
914 /*
746 * FIXME: should free colors here, but no idea how to do it so instead, 915 * FIXME: should free colors here, but no idea how to do it so instead,
747 * so just keep gobbling up the colormap 916 * so just keep gobbling up the colormap
748 */ 917 */
749# if 0
750 for (i = Color_Black; i <= Color_White; i++)
751 if (PixColors[idx] == PixColors[i])
752 break;
753 if (i > Color_White) {
754 /* fprintf (stderr, "XFreeColors: PixColors [%d] = %lu\n", idx, PixColors [idx]); */
755 XFreeColors(Xdisplay, XCMAP, (PixColors + idx), 1,
756 DisplayPlanes(Xdisplay, Xscreen));
757 }
758# endif
759 918
760 PixColors[idx] = xcol; 919 pix_colors_focused[idx] = xcol;
761 SET_PIXCOLOR(idx);
762 920
763/* XSetWindowAttributes attr; */ 921done:
764/* Cursor cursor; */
765 Done:
766 if (idx == Color_bg && !(Options & Opt_transparent))
767 XSetWindowBackground(Xdisplay, TermWin.vt,
768 PixColors[Color_bg]);
769
770/* handle Color_BD, scrollbar background, etc. */ 922 /*TODO: handle Color_BD, scrollbar background, etc. */
771 923
772 set_colorfgbg (); 924 update_fade_color (idx);
773 recolour_cursor (); 925 recolour_cursor ();
774/* the only reasonable way to enforce a clean update */ 926 scr_recolour ();
775 scr_poweron (); 927#endif /* XTERM_COLOR_CHANGE */
776} 928}
777
778#else
779# define set_window_color (idx,color) ((void)0)
780#endif /* XTERM_COLOR_CHANGE */
781 929
782void 930void
783rxvt_term::recolour_cursor () 931rxvt_term::recolour_cursor ()
784{ 932{
785#if TODO 933 XColor fg, bg;
786 rxvt_color xcol[2];
787 934
788 xcol[0] = PixColors[Color_pointer]; 935 (ISSET_PIXCOLOR (Color_pointer_fg)
789 xcol[1] = PixColors[Color_bg]; 936 ? pix_colors_focused[Color_pointer_fg]
790 XQueryColors (Xdisplay, XCMAP, xcol, 2); 937 : pix_colors_focused[Color_fg]).get (fg);
938
939 (ISSET_PIXCOLOR (Color_pointer_bg)
940 ? pix_colors_focused[Color_pointer_bg]
941 : pix_colors_focused[Color_bg]).get (bg);
942
791 XRecolorCursor (Xdisplay, TermWin_cursor, &(xcol[0]), &(xcol[1])); 943 XRecolorCursor (dpy, TermWin_cursor, &fg, &bg);
792#endif
793} 944}
794 945
795/*----------------------------------------------------------------------*/ 946/*----------------------------------------------------------------------*/
796/* 947/*
797 * find if fg/bg matches any of the normal (low-intensity) colors 948 * find if fg/bg matches any of the normal (low-intensity) colors
798 */ 949 */
799void 950void
800rxvt_term::set_colorfgbg () 951rxvt_term::set_colorfgbg ()
801{ 952{
802 unsigned int i; 953 unsigned int i;
803 const char *xpmb = "\0"; 954 const char *xpmb = "";
804 char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1]; 955 char fstr[] = "default";
956 char bstr[] = "default";
805 957
806 env_colorfgbg =
807 (char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);
808 STRCPY(fstr, "default");
809 STRCPY(bstr, "default");
810 for (i = Color_Black; i <= Color_White; i++) 958 for (i = Color_Black; i <= Color_White; i++)
811 if (PixColors[Color_fg] == PixColors[i]) { 959 if (pix_colors[Color_fg] == pix_colors[i])
960 {
812 sprintf(fstr, "%d", (i - Color_Black)); 961 sprintf (fstr, "%d", i - Color_Black);
813 break; 962 break;
814 } 963 }
964
815 for (i = Color_Black; i <= Color_White; i++) 965 for (i = Color_Black; i <= Color_White; i++)
816 if (PixColors[Color_bg] == PixColors[i]) { 966 if (pix_colors[Color_bg] == pix_colors[i])
967 {
817 sprintf(bstr, "%d", (i - Color_Black)); 968 sprintf (bstr, "%d", i - Color_Black);
818#ifdef XPM_BACKGROUND 969#ifdef BG_IMAGE_FROM_FILE
819 xpmb = "default;"; 970 xpmb = "default;";
820#endif 971#endif
821 break; 972 break;
822 } 973 }
974
823 sprintf(env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr); 975 sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
824 putenv(env_colorfgbg);
825
826#ifndef NO_BRIGHTCOLOR
827 colorfgbg = DEFAULT_RSTYLE;
828 for (i = minCOLOR; i <= maxCOLOR; i++) {
829 if (PixColors[Color_fg] == PixColors[i])
830 colorfgbg = SET_FGCOLOR(colorfgbg, i);
831 if (PixColors[Color_bg] == PixColors[i])
832 colorfgbg = SET_BGCOLOR(colorfgbg, i);
833 }
834#endif
835} 976}
836 977
837/*----------------------------------------------------------------------*/ 978/*----------------------------------------------------------------------*/
838/*
839 * Colour determination for low colour displays, routine from
840 * Hans de Goede <hans@highrise.nl>
841 */
842 979
843int 980bool
844rxvt_term::rXParseAllocColor (rxvt_color *screen_in_out, const char *colour) 981rxvt_term::set_color (rxvt_color &color, const char *name)
845{ 982{
846 if (!screen_in_out->set (this, colour)) { 983 if (color.set (this, name))
847 rxvt_print_error("can't allocate colour: %s", colour);
848 return false;
849 }
850
851 return true; 984 return true;
985
986 rxvt_warn ("can't get colour '%s', continuing without.\n", name);
987 return false;
988}
989
990void
991rxvt_term::alias_color (int dst, int src)
992{
993 pix_colors[dst].set (this, rs[Rs_color + dst] = rs[Rs_color + src]);
852} 994}
853 995
854/* -------------------------------------------------------------------- * 996/* -------------------------------------------------------------------- *
855 * - WINDOW RESIZING - * 997 * - WINDOW RESIZING - *
856 * -------------------------------------------------------------------- */ 998 * -------------------------------------------------------------------- */
857void 999void
858rxvt_term::resize_all_windows (unsigned int width, unsigned int height, int ignoreparent) 1000rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
859{ 1001{
860 int fix_screen; 1002 int fix_screen;
1003 int old_width = szHint.width;
1004 int old_height = szHint.height;
861 1005
862#ifdef SMART_RESIZE
863 int old_width = szHint.width, old_height = szHint.height;
864#endif
865
866 window_calc (width, height); 1006 window_calc (newwidth, newheight);
1007
1008 bool set_hint = !HOOK_INVOKE ((this, HOOK_RESIZE_ALL_WINDOWS, DT_INT, newwidth, DT_INT, newheight, DT_END));
1009
1010 // to avoid races between us and the wm, we clear the incremental size hints around the xresizewindow
1011 if (set_hint)
1012 {
1013 szHint.flags &= ~(PBaseSize | PResizeInc);
867 XSetWMNormalHints (Xdisplay, TermWin.parent[0], &szHint); 1014 XSetWMNormalHints (dpy, parent[0], &szHint);
1015 szHint.flags |= PBaseSize | PResizeInc;
1016 }
1017
868 if (!ignoreparent) 1018 if (!ignoreparent)
869 { 1019 {
870#ifdef SMART_RESIZE 1020#ifdef SMART_RESIZE
871 /* 1021 /*
872 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt> 1022 * resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
… …
875 int x, y, x1, y1; 1025 int x, y, x1, y1;
876 int dx, dy; 1026 int dx, dy;
877 unsigned int unused_w1, unused_h1, unused_b1, unused_d1; 1027 unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
878 Window unused_cr; 1028 Window unused_cr;
879 1029
880 XTranslateCoordinates (Xdisplay, TermWin.parent[0], Xroot, 1030 XTranslateCoordinates (dpy, parent[0], display->root,
881 0, 0, &x, &y, &unused_cr); 1031 0, 0, &x, &y, &unused_cr);
882 XGetGeometry (Xdisplay, TermWin.parent[0], &unused_cr, &x1, &y1, 1032 XGetGeometry (dpy, parent[0], &unused_cr, &x1, &y1,
883 &unused_w1, &unused_h1, &unused_b1, &unused_d1); 1033 &unused_w1, &unused_h1, &unused_b1, &unused_d1);
884 /* 1034 /*
885 * if Xroot isn't the parent window, a WM will probably have offset 1035 * if display->root isn't the parent window, a WM will probably have offset
886 * our position for handles and decorations. Counter it 1036 * our position for handles and decorations. Counter it
887 */ 1037 */
888 if (x1 != x || y1 != y) { 1038 if (x1 != x || y1 != y)
1039 {
889 x -= x1; 1040 x -= x1;
890 y -= y1; 1041 y -= y1;
891 } 1042 }
892 1043
893 x1 = (DisplayWidth (Xdisplay, Xscreen) - old_width) / 2; 1044 x1 = (DisplayWidth (dpy, display->screen) - old_width ) / 2;
894 y1 = (DisplayHeight (Xdisplay, Xscreen) - old_height) / 2; 1045 y1 = (DisplayHeight (dpy, display->screen) - old_height) / 2;
895 dx = old_width - szHint.width; 1046 dx = old_width - szHint.width;
896 dy = old_height - szHint.height; 1047 dy = old_height - szHint.height;
897 1048
898 /* Check position of the center of the window */ 1049 /* Check position of the center of the window */
899 if (x < x1) /* left half */ 1050 if (x < x1) /* left half */
900 dx = 0; 1051 dx = 0;
901 else if (x == x1) /* exact center */ 1052 else if (x == x1) /* exact center */
902 dx /= 2; 1053 dx /= 2;
903 if (y < y1) /* top half */ 1054 if (y < y1) /* top half */
904 dy = 0; 1055 dy = 0;
905 else if (y == y1) /* exact center */ 1056 else if (y == y1) /* exact center */
906 dy /= 2; 1057 dy /= 2;
907 1058
908 XMoveResizeWindow (Xdisplay, TermWin.parent[0], x + dx, y + dy, 1059 XMoveResizeWindow (dpy, parent[0], x + dx, y + dy,
909 szHint.width, szHint.height); 1060 szHint.width, szHint.height);
910#else 1061#else
911 XResizeWindow (Xdisplay, TermWin.parent[0], szHint.width, 1062 XResizeWindow (dpy, parent[0], szHint.width, szHint.height);
912 szHint.height);
913#endif 1063#endif
914 } 1064 }
915 1065
916 fix_screen = (TermWin.ncol != prev_ncol 1066 if (set_hint)
917 || TermWin.nrow != prev_nrow); 1067 XSetWMNormalHints (dpy, parent[0], &szHint);
918 1068
1069 fix_screen = ncol != prev_ncol || nrow != prev_nrow;
1070
919 if (fix_screen || width != old_width || height != old_height) 1071 if (fix_screen || newwidth != old_width || newheight != old_height)
920 { 1072 {
921 if (scrollbar_visible ()) 1073 if (scrollBar.state)
922 { 1074 scrollBar.resize ();
923 XMoveResizeWindow (Xdisplay, scrollBar.win, window_sb_x,
924 0, scrollbar_TotalWidth (), szHint.height);
925 resize_scrollbar ();
926 }
927 1075
928 if (menubar_visible ()) 1076 XMoveResizeWindow (dpy, vt,
929 XMoveResizeWindow (Xdisplay, menuBar.win, window_vt_x, 1077 window_vt_x, window_vt_y,
930 0, TermWin_TotalWidth (), menuBar_TotalHeight ());
931
932 XMoveResizeWindow (Xdisplay, TermWin.vt, window_vt_x,
933 window_vt_y, TermWin_TotalWidth (),
934 TermWin_TotalHeight ()); 1078 width, height);
935#ifdef RXVT_GRAPHICS 1079
936 if (old_height) 1080#ifdef HAVE_BG_PIXMAP
937 Gr_Resize (old_width - szHint.base_width, 1081 if (bg_window_size_sensitive ())
938 old_height - szHint.base_height); 1082 update_background ();
939#endif
940 scr_clear ();
941#ifdef XPM_BACKGROUND
942 resize_pixmap ();
943#endif 1083#endif
944 } 1084 }
945 1085
946 if (fix_screen || old_height == 0) 1086 if (fix_screen || old_height == 0)
947 {
948 int curr_screen = -1;
949 int old_ncol = prev_ncol;
950
951 /* scr_reset only works on the primary screen */
952 if (old_height) /* this is not the first time through */
953 {
954 unsigned int ncol = TermWin.ncol;
955 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
956 curr_screen = scr_change_screen (PRIMARY);
957 TermWin.ncol = ncol;
958 }
959
960 scr_reset(); 1087 scr_reset ();
961
962 if (curr_screen >= 0) /* this is not the first time through */
963 {
964 scr_change_screen (curr_screen);
965 selection_check (old_ncol != TermWin.ncol ? 4 : 0);
966 }
967 }
968
969 old_width = szHint.width;
970 old_height = szHint.height;
971 1088
972#ifdef USE_XIM 1089#ifdef USE_XIM
973 IMSetStatusPosition (); 1090 IMSetPosition ();
974#endif 1091#endif
975} 1092}
976 1093
977/* 1094/*
978 * Set the width/height of the vt window in characters. Units are pixels. 1095 * Set the width/height of the vt window in characters. Units are pixels.
979 * good for toggling 80/132 columns 1096 * good for toggling 80/132 columns
980 */ 1097 */
981void 1098void
982rxvt_term::set_widthheight (unsigned int width, unsigned int height) 1099rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
983{ 1100{
984 XWindowAttributes wattr; 1101 XWindowAttributes wattr;
985 1102
986 if (width == 0 || height == 0) { 1103 if (newwidth == 0 || newheight == 0)
1104 {
987 XGetWindowAttributes(Xdisplay, Xroot, &wattr); 1105 XGetWindowAttributes (dpy, display->root, &wattr);
1106
988 if (width == 0) 1107 if (newwidth == 0)
989 width = wattr.width - szHint.base_width; 1108 newwidth = wattr.width - szHint.base_width;
990 if (height == 0) 1109 if (newheight == 0)
991 height = wattr.height - szHint.base_height; 1110 newheight = wattr.height - szHint.base_height;
1111 }
1112
1113 if (newwidth != width || newheight != height)
992 } 1114 {
993 if (width != TermWin.width || height != TermWin.height) {
994 width += szHint.base_width; 1115 newwidth += szHint.base_width;
995 height += szHint.base_height; 1116 newheight += szHint.base_height;
996 resize_all_windows (width, height, 0); 1117 resize_all_windows (newwidth, newheight, 0);
997 } 1118 }
998} 1119}
999 1120
1000/* -------------------------------------------------------------------- * 1121/* -------------------------------------------------------------------- *
1001 * - X INPUT METHOD ROUTINES - * 1122 * - X INPUT METHOD ROUTINES - *
1002 * -------------------------------------------------------------------- */ 1123 * -------------------------------------------------------------------- */
1003#ifdef USE_XIM 1124#ifdef USE_XIM
1004void
1005rxvt_term::set_size (XRectangle *size)
1006{
1007 size->x = TermWin.int_bwidth;
1008 size->y = TermWin.int_bwidth;
1009 size->width = Width2Pixel(TermWin.ncol);
1010 size->height = Height2Pixel(TermWin.nrow);
1011}
1012 1125
1013void 1126void
1014rxvt_term::set_color (unsigned long *fg, unsigned long *bg) 1127rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
1015{ 1128{
1016 *fg = PixColors[Color_fg]; 1129 fg = pix_colors [Color_fg];
1017 *bg = PixColors[Color_bg]; 1130 bg = pix_colors [Color_bg];
1131}
1132
1133void
1134rxvt_term::im_set_size (XRectangle &size)
1135{
1136 // the int_bwidth terms make no sense to me
1137 size.x = int_bwidth;
1138 size.y = int_bwidth;
1139 size.width = Width2Pixel (ncol) + int_bwidth;
1140 size.height = Height2Pixel (nrow) + int_bwidth;
1141}
1142
1143void
1144rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
1145 XRectangle &status_rect,
1146 const XRectangle &needed_rect)
1147{
1148 preedit_rect.x = needed_rect.width;
1149 preedit_rect.y = 0;
1150 preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
1151 preedit_rect.height = fheight;
1152
1153 status_rect.x = 0;
1154 status_rect.y = 0;
1155 status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
1156 status_rect.height = fheight;
1018} 1157}
1019 1158
1020/* Checking whether input method is running. */ 1159/* Checking whether input method is running. */
1021bool 1160bool
1022rxvt_term::IMisRunning () 1161rxvt_term::IMisRunning ()
1023{ 1162{
1024 char *p; 1163 Atom atom;
1025 Atom atom; 1164 Window win;
1026 Window win;
1027 char server[IMBUFSIZ]; 1165 char server[IMBUFSIZ];
1028 1166
1029/* get current locale modifier */ 1167 /* get current locale modifier */
1030 if ((p = XSetLocaleModifiers(NULL)) != NULL) { 1168 if (char *p = XSetLocaleModifiers (0))
1169 {
1031 STRCPY(server, "@server="); 1170 strcpy (server, "@server=");
1032 STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */ 1171 strncat (server, p + 4, IMBUFSIZ - 9); /* skip "@im=" */
1172
1033 if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */ 1173 if (p = strchr (server + 1, '@')) /* first one only */
1034 *p = '\0'; 1174 *p = '\0';
1035 1175
1036 atom = XInternAtom(Xdisplay, server, False); 1176 atom = XInternAtom (dpy, server, False);
1037 win = XGetSelectionOwner(Xdisplay, atom); 1177 win = XGetSelectionOwner (dpy, atom);
1178
1038 if (win != None) 1179 if (win != None)
1039 return True; 1180 return True;
1040 } 1181 }
1182
1041 return False; 1183 return False;
1042} 1184}
1043 1185
1044void 1186void
1045rxvt_term::IMSendSpot () 1187rxvt_term::IMSendSpot ()
1046{ 1188{
1047 XPoint spot; 1189 XPoint nspot;
1048 XVaNestedList preedit_attr; 1190 XVaNestedList preedit_attr;
1049 1191
1050 if (Input_Context == NULL 1192 if (!Input_Context
1051 || !TermWin.focus || !(input_style & XIMPreeditPosition) 1193 || !focus
1052 || !(event_type == KeyPress 1194 || !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
1053 || event_type == Expose
1054 || event_type == NoExpose
1055 || event_type == SelectionNotify
1056 || event_type == ButtonRelease || event_type == FocusIn)
1057 || !IMisRunning ())
1058 return; 1195 return;
1059 1196
1060 set_position (&spot); 1197 im_set_position (nspot);
1061 1198
1199 if (nspot.x == spot.x && nspot.y == spot.y)
1200 return;
1201
1202 spot = nspot;
1203
1062 preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL); 1204 preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
1063 XSetICValues(Input_Context, XNPreeditAttributes, preedit_attr, NULL); 1205 XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
1064 XFree(preedit_attr); 1206 XFree (preedit_attr);
1065} 1207}
1066 1208
1067void 1209void
1068rxvt_term::set_preedit_area (XRectangle * preedit_rect, XRectangle * status_rect, 1210rxvt_term::im_destroy ()
1069 XRectangle * needed_rect)
1070{ 1211{
1071 int mbh, vtx = 0; 1212 if (input_method)
1213 {
1214 if (Input_Context && input_method->xim)
1215 XDestroyIC (Input_Context);
1072 1216
1073 if (scrollbar_visible () && !(Options & Opt_scrollBar_right)) 1217 display->put_xim (input_method);
1074 vtx = scrollbar_TotalWidth(); 1218 input_method = 0;
1219 }
1075 1220
1076 mbh = menubar_visible () ? menuBar_TotalHeight() : 0; 1221 Input_Context = 0;
1077 mbh -= TermWin.lineSpace;
1078
1079 preedit_rect->x = needed_rect->width + vtx;
1080 preedit_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1081
1082 preedit_rect->width = Width2Pixel(TermWin.ncol + 1) - needed_rect->width + vtx;
1083 preedit_rect->height = Height2Pixel(1);
1084
1085 status_rect->x = vtx;
1086 status_rect->y = Height2Pixel(TermWin.nrow - 1) + mbh;
1087
1088 status_rect->width = needed_rect->width ? needed_rect->width : Width2Pixel(TermWin.ncol + 1);
1089 status_rect->height = Height2Pixel(1);
1090} 1222}
1091 1223
1092/* ARGSUSED */ 1224#ifdef ENABLE_XIM_ONTHESPOT
1093/* EXTPROTO */ 1225
1094void 1226static void
1095rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data 1227xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1096 __attribute__ ((unused)), XPointer call_data
1097 __attribute__ ((unused)))
1098{ 1228{
1099 GET_R->Input_Context = NULL; 1229 ((rxvt_term *)client_data)->make_current ();
1100/* To avoid Segmentation Fault in C locale: Solaris only? */ 1230 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
1101 if (STRCMP (GET_R->locale, "C"))
1102 XRegisterIMInstantiateCallback(GET_R->Xdisplay, NULL, NULL, NULL,
1103 rxvt_IMInstantiateCallback, NULL);
1104} 1231}
1232
1233static void
1234xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1235{
1236 ((rxvt_term *)client_data)->make_current ();
1237 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1238}
1239
1240static void
1241xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1242{
1243 rxvt_term *term = (rxvt_term *)client_data;
1244 XIMText *text = call_data->text;
1245
1246 term->make_current ();
1247
1248 if (text)
1249 {
1250 wchar_t *str;
1251
1252 if (!text->encoding_is_wchar && text->string.multi_byte)
1253 {
1254 // of course, X makes it ugly again
1255 if (term->rs[Rs_imLocale])
1256 SET_LOCALE (term->rs[Rs_imLocale]);
1257
1258 str = rxvt_temp_buf<wchar_t> (text->length + 1);
1259 mbstowcs (str, text->string.multi_byte, text->length + 1);
1260
1261 if (term->rs[Rs_imLocale])
1262 SET_LOCALE (term->locale);
1263 }
1264 else
1265 str = text->string.wide_char;
1266
1267 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1268 DT_INT, call_data->caret,
1269 DT_INT, call_data->chg_first,
1270 DT_INT, call_data->chg_length,
1271 DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
1272 DT_WCS_LEN, str, str ? (int)text->length : 0,
1273 DT_END));
1274 }
1275 else
1276 HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1277 DT_INT, call_data->caret,
1278 DT_INT, call_data->chg_first,
1279 DT_INT, call_data->chg_length,
1280 DT_END));
1281}
1282
1283#if 0
1284static void
1285xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
1286{
1287 ((rxvt_term *)client_data)->make_current ();
1288 HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
1289 DT_INT, call_data->position,
1290 DT_INT, call_data->direction,
1291 DT_INT, call_data->style,
1292 DT_END));
1293}
1294#endif
1295
1296#endif
1105 1297
1106/* 1298/*
1107 * Try to open a XIM with the current modifiers, then see if we can 1299 * Try to open a XIM with the current modifiers, then see if we can
1108 * open a suitable preedit type 1300 * open a suitable preedit type
1109 */ 1301 */
1110bool 1302bool
1111rxvt_term::IM_get_IC () 1303rxvt_term::IM_get_IC (const char *modifiers)
1112{ 1304{
1113 int i, j, found; 1305 int i, j, found;
1114 XIM xim; 1306 XIM xim;
1115 XPoint spot; 1307 XPoint spot;
1116 XRectangle rect, status_rect, needed_rect; 1308 XRectangle rect, status_rect, needed_rect;
1117 unsigned long fg, bg; 1309 unsigned long fg, bg;
1118 const char *p; 1310 const char *p;
1119 char **s; 1311 char **s;
1120 XIMStyles *xim_styles; 1312 XIMStyles *xim_styles;
1121 XVaNestedList preedit_attr, status_attr; 1313#ifdef ENABLE_XIM_ONTHESPOT
1122 XIMCallback ximcallback; 1314 XIMCallback xcb[4];
1315#endif
1123 1316
1124 D_MAIN((stderr, "rxvt_IM_get_IC()")); 1317 set_environ (envv);
1125 xim = XOpenIM (Xdisplay, NULL, NULL, NULL); 1318
1126 if (xim == NULL) 1319 if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1127 return False; 1320 return false;
1128 1321
1322 input_method = display->get_xim (locale, modifiers);
1323 if (input_method == NULL)
1324 return false;
1325
1326 xim = input_method->xim;
1327 spot.x = spot.y = -1;
1328
1129 xim_styles = NULL; 1329 xim_styles = NULL;
1130 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL) 1330 if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1131 || !xim_styles || !xim_styles->count_styles) { 1331 || !xim_styles || !xim_styles->count_styles)
1132 XCloseIM(xim); 1332 {
1333 im_destroy ();
1133 return False; 1334 return false;
1335 }
1336
1337 const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
1338
1339 for (int pi = 0; pi < 2; pi++)
1134 } 1340 {
1341 p = pet[pi];
1135 1342
1136 p = rs[Rs_preeditType] ? rs[Rs_preeditType] 1343 if (!p)
1137 : "OverTheSpot,OffTheSpot,Root"; 1344 continue;
1138 s = rxvt_splitcommastring(p); 1345
1346 s = rxvt_strsplit (',', p);
1347
1139 for (i = found = 0; !found && s[i]; i++) { 1348 for (i = found = 0; !found && s[i]; i++)
1349 {
1140 if (!STRCMP(s[i], "OverTheSpot")) 1350 if (!strcmp (s[i], "OverTheSpot"))
1141 input_style = (XIMPreeditPosition | XIMStatusNothing); 1351 input_style = XIMPreeditPosition | XIMStatusNothing;
1142 else if (!STRCMP(s[i], "OffTheSpot")) 1352 else if (!strcmp (s[i], "OffTheSpot"))
1143 input_style = (XIMPreeditArea | XIMStatusArea); 1353 input_style = XIMPreeditArea | XIMStatusArea;
1144 else if (!STRCMP(s[i], "Root")) 1354 else if (!strcmp (s[i], "Root"))
1145 input_style = (XIMPreeditNothing | XIMStatusNothing); 1355 input_style = XIMPreeditNothing | XIMStatusNothing;
1356 else if (!strcmp (s[i], "None"))
1357 input_style = XIMPreeditNone | XIMStatusNone;
1358#ifdef ENABLE_XIM_ONTHESPOT
1359 else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
1360 input_style = XIMPreeditCallbacks | XIMStatusNothing;
1361#endif
1362 else
1363 input_style = XIMPreeditNothing | XIMStatusNothing;
1146 1364
1147 for (j = 0; j < xim_styles->count_styles; j++) 1365 for (j = 0; j < xim_styles->count_styles; j++)
1148 if (input_style == xim_styles->supported_styles[j]) { 1366 if (input_style == xim_styles->supported_styles[j])
1367 {
1368 rxvt_free_strsplit (s);
1369
1149 found = 1; 1370 found = 1;
1150 break; 1371 goto foundpet;
1151 } 1372 }
1373
1374 }
1375
1376 rxvt_free_strsplit (s);
1152 } 1377 }
1153 for (i = 0; s[i]; i++) 1378
1154 free(s[i]); 1379foundpet:
1155 free(s); 1380
1156 XFree(xim_styles); 1381 XFree (xim_styles);
1157 1382
1158 if (!found) { 1383 if (!found)
1159 XCloseIM(xim); 1384 {
1385 im_destroy ();
1160 return False; 1386 return false;
1387 }
1388
1389 XFontSet fs = 0;
1390 XVaNestedList preedit_attr = 0, status_attr = 0;
1391
1392 if (input_style & (XIMPreeditPosition | XIMPreeditArea))
1161 } 1393 {
1394 // fake us a font-set, please
1395 char **missing_charset_list;
1396 int missing_charset_count;
1397 char *def_string;
1398 char pat[512];
1162 1399
1163 ximcallback.callback = rxvt_IMDestroyCallback; 1400 sprintf (pat,
1401 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1402 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1403 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1404 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1405 "-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
1406 "*",
1407 fheight,
1408 fheight + 1, fheight - 1,
1409 fheight - 2, fheight + 2);
1164 1410
1165 /* XXX: not sure why we need this (as well as IC one below) */ 1411 fs = XCreateFontSet (dpy, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
1166 XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL); 1412 &missing_charset_list, &missing_charset_count, &def_string);
1167 1413
1168 preedit_attr = status_attr = NULL; 1414 if (missing_charset_list)
1415 XFreeStringList (missing_charset_list);
1169 1416
1417 if (!fs)
1418 {
1419 input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
1420 rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
1421 }
1422 }
1423
1170 if (input_style & XIMPreeditPosition) { 1424 if (input_style & XIMPreeditPosition)
1425 {
1171 set_size (&rect); 1426 im_set_size (rect);
1172 set_position (&spot); 1427 im_set_position (spot);
1173 set_color (&fg, &bg); 1428 im_set_color (fg, bg);
1174 1429
1175 preedit_attr = XVaCreateNestedList(0, XNArea, &rect, 1430 preedit_attr = XVaCreateNestedList (0,
1431 XNForeground, fg,
1432 XNBackground, bg,
1433 XNArea, &rect,
1176 XNSpotLocation, &spot, 1434 XNSpotLocation, &spot,
1177 XNForeground, fg, XNBackground, bg,
1178 //XNFontSet, TermWin.fontset, 1435 XNFontSet, fs,
1179 NULL);
1180 } else if (input_style & XIMPreeditArea) {
1181 set_color (&fg, &bg);
1182
1183 /*
1184 * The necessary width of preedit area is unknown
1185 * until create input context.
1186 */
1187 needed_rect.width = 0;
1188
1189 set_preedit_area(&rect, &status_rect, &needed_rect);
1190
1191 preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1192 XNForeground, fg, XNBackground, bg,
1193 //XNFontSet, TermWin.fontset,
1194 NULL);
1195 status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1196 XNForeground, fg, XNBackground, bg,
1197 //XNFontSet, TermWin.fontset,
1198 NULL); 1436 NULL);
1199 } 1437 }
1200 Input_Context = XCreateIC(xim, XNInputStyle, input_style, 1438 else if (input_style & XIMPreeditArea)
1439 {
1440 im_set_color (fg, bg);
1441
1442 /*
1443 * The necessary width of preedit area is unknown
1444 * until create input context.
1445 */
1446 needed_rect.width = 0;
1447 im_set_preedit_area (rect, status_rect, needed_rect);
1448
1449 preedit_attr = XVaCreateNestedList (0,
1450 XNForeground, fg,
1451 XNBackground, bg,
1452 XNArea, &rect,
1453 XNFontSet, fs,
1454 NULL);
1455 status_attr = XVaCreateNestedList (0,
1456 XNForeground, fg,
1457 XNBackground, bg,
1458 XNArea, &status_rect,
1459 XNFontSet, fs,
1460 NULL);
1461 }
1462#if ENABLE_XIM_ONTHESPOT
1463 else if (input_style & XIMPreeditCallbacks)
1464 {
1465 im_set_position (spot);
1466
1467 xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
1468 xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
1469 xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
1470# if 0
1471 xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
1472# endif
1473
1474 preedit_attr = XVaCreateNestedList (0,
1475 XNSpotLocation, &spot,
1476 XNPreeditStartCallback, &xcb[0],
1477 XNPreeditDoneCallback , &xcb[1],
1478 XNPreeditDrawCallback , &xcb[2],
1479# if 0
1480 XNPreeditCaretCallback, &xcb[3],
1481# endif
1482 NULL);
1483 }
1484#endif
1485
1486 Input_Context = XCreateIC (xim,
1487 XNInputStyle, input_style,
1201 XNClientWindow, TermWin.parent[0], 1488 XNClientWindow, vt,
1202 XNFocusWindow, TermWin.parent[0], 1489 XNFocusWindow, parent[0],
1203 XNDestroyCallback, &ximcallback,
1204 preedit_attr ? XNPreeditAttributes : NULL, 1490 preedit_attr ? XNPreeditAttributes : NULL,
1205 preedit_attr, 1491 preedit_attr,
1206 status_attr ? XNStatusAttributes : NULL, 1492 status_attr ? XNStatusAttributes : NULL,
1207 status_attr, NULL); 1493 status_attr, NULL);
1208 if (preedit_attr) 1494
1209 XFree(preedit_attr); 1495 if (preedit_attr) XFree (preedit_attr);
1210 if (status_attr) 1496 if (status_attr) XFree (status_attr);
1211 XFree(status_attr); 1497 if (fs) XFreeFontSet (dpy, fs);
1498
1212 if (Input_Context == NULL) { 1499 if (Input_Context == NULL)
1213 rxvt_print_error("failed to create input context"); 1500 {
1214 XCloseIM(xim); 1501 rxvt_warn ("failed to create input context, continuing without XIM.\n");
1502 im_destroy ();
1215 return False; 1503 return false;
1216 } 1504 }
1217 if (input_style & XIMPreeditArea) 1505
1506#if 0
1507 // unfortunately, only the focus window is used by XIM, hard to fix
1508 if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
1509 vt_select_input ();
1510#endif
1511
1218 IMSetStatusPosition (); 1512 IMSetPosition ();
1219 D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection")); 1513
1220 return True; 1514 return true;
1221} 1515}
1222 1516
1223/*
1224 * X manual pages and include files don't match on some systems:
1225 * some think this is an XIDProc and others an XIMProc so we can't
1226 * use the first argument - need to update this to be nice for
1227 * both types via some sort of configure detection
1228 */
1229/* ARGSUSED */
1230/* EXTPROTO */
1231void 1517void
1232rxvt_IMInstantiateCallback(Display * unused 1518rxvt_term::im_cb ()
1233 __attribute__ ((unused)), XPointer client_data
1234 __attribute__ ((unused)), XPointer call_data
1235 __attribute__ ((unused)))
1236{ 1519{
1237 int i, found, had_im; 1520 int i;
1238 const char *p; 1521 const char *p;
1239 char **s; 1522 char **s;
1240 char buf[IMBUFSIZ]; 1523 char buf[IMBUFSIZ];
1241 1524
1242 D_MAIN((stderr, "rxvt_IMInstantiateCallback()")); 1525 make_current ();
1526
1527 im_destroy ();
1528
1243 if (GET_R->Input_Context) 1529 if (Input_Context)
1244 return; 1530 return;
1245 1531
1246#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1532#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1247 if (GET_R->rs[Rs_imLocale]) 1533 if (rs[Rs_imLocale])
1248 setlocale (LC_CTYPE, GET_R->rs[Rs_imLocale]); 1534 SET_LOCALE (rs[Rs_imLocale]);
1249#endif 1535#endif
1250 1536
1251 p = GET_R->rs[Rs_inputMethod]; 1537 p = rs[Rs_inputMethod];
1252 if (p && *p) 1538 if (p && *p)
1253 { 1539 {
1254 bool found = false; 1540 bool found = false;
1255 1541
1256 s = rxvt_splitcommastring (p); 1542 s = rxvt_strsplit (',', p);
1543
1257 for (i = 0; s[i]; i++) 1544 for (i = 0; s[i]; i++)
1258 { 1545 {
1259 if (*s[i]) 1546 if (*s[i])
1260 { 1547 {
1261 STRCPY (buf, "@im="); 1548 strcpy (buf, "@im=");
1262 STRNCAT (buf, s[i], IMBUFSIZ - 5); 1549 strncat (buf, s[i], IMBUFSIZ - 5);
1263 if ((p = XSetLocaleModifiers (buf)) && *p && GET_R->IM_get_IC ()) 1550 if (IM_get_IC (buf))
1264 { 1551 {
1265 found = true; 1552 found = true;
1266 break; 1553 break;
1267 } 1554 }
1268 } 1555 }
1269 } 1556 }
1270 for (i = 0; s[i]; i++) 1557
1271 free(s[i]); 1558 rxvt_free_strsplit (s);
1272 free(s);
1273 1559
1274 if (found) 1560 if (found)
1275 goto done; 1561 goto done;
1276 } 1562 }
1277 1563
1278/* try with XMODIFIERS env. var. */ 1564 /* try with XMODIFIERS env. var. */
1279 if ((p = XSetLocaleModifiers ("")) && *p 1565 if (IM_get_IC (""))
1280 && GET_R->IM_get_IC ())
1281 goto done; 1566 goto done;
1282 1567
1283/* try with no modifiers base IF the user didn't specify an IM */ 1568 /* try with no modifiers base IF the user didn't specify an IM */
1284 if ((p = XSetLocaleModifiers ("@im=none")) && *p 1569 if (IM_get_IC ("@im=none"))
1285 && GET_R->IM_get_IC () == True)
1286 goto done; 1570 goto done;
1287 1571
1288done: 1572done:
1289#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE) 1573#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1290 if (GET_R->rs[Rs_imLocale]) 1574 if (rs[Rs_imLocale])
1291 setlocale (LC_CTYPE, GET_R->locale); 1575 SET_LOCALE (locale);
1292#endif 1576#endif
1293} 1577}
1294 1578
1295void 1579void
1296rxvt_term::IMSetStatusPosition () 1580rxvt_term::IMSetPosition ()
1297{ 1581{
1298 XRectangle preedit_rect, status_rect, *needed_rect; 1582 XRectangle preedit_rect, status_rect, *needed_rect;
1299 XVaNestedList preedit_attr, status_attr; 1583 XVaNestedList preedit_attr, status_attr;
1300 1584
1301 if (Input_Context == NULL 1585 if (!Input_Context
1302 || !TermWin.focus || !(input_style & XIMPreeditArea) 1586 || !focus
1587 || !(input_style & (XIMPreeditArea | XIMPreeditPosition))
1303 || !IMisRunning ()) 1588 || !IMisRunning ())
1304 return; 1589 return;
1305 1590
1591 if (input_style & XIMPreeditPosition)
1592 {
1593 im_set_size (preedit_rect);
1594 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1595
1596 XSetICValues (Input_Context,
1597 XNPreeditAttributes, preedit_attr, NULL);
1598 }
1599 else
1600 {
1306/* Getting the necessary width of preedit area */ 1601 /* Getting the necessary width of preedit area */
1307 status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL); 1602 status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1308 XGetICValues(Input_Context, XNStatusAttributes, status_attr, NULL); 1603 XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1309 XFree(status_attr); 1604 XFree (status_attr);
1310 1605
1311 set_preedit_area(&preedit_rect, &status_rect, needed_rect); 1606 im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
1607 XFree (needed_rect);
1312 1608
1313 preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL); 1609 preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1314 status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL); 1610 status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1315 1611
1316 XSetICValues(Input_Context, 1612 XSetICValues (Input_Context,
1317 XNPreeditAttributes, preedit_attr, 1613 XNPreeditAttributes, preedit_attr,
1318 XNStatusAttributes, status_attr, NULL); 1614 XNStatusAttributes, status_attr,
1615 NULL);
1319 1616
1617 XFree (status_attr);
1618 }
1619
1320 XFree(preedit_attr); 1620 XFree (preedit_attr);
1321 XFree(status_attr);
1322} 1621}
1323#endif /* USE_XIM */ 1622#endif /* USE_XIM */
1324 1623
1325/*----------------------------------------------------------------------*/ 1624void
1326rxvt_t rxvt_current_term; 1625rxvt_term::get_window_origin (int &x, int &y)
1626{
1627 Window cr;
1628 XTranslateCoordinates (dpy, parent[0], display->root, 0, 0, &x, &y, &cr);
1629}
1630
1631Pixmap
1632rxvt_term::get_pixmap_property (Atom property)
1633{
1634 Pixmap pixmap = None;
1635
1636 int aformat;
1637 unsigned long nitems, bytes_after;
1638 Atom atype;
1639 unsigned char *prop;
1640 int result = XGetWindowProperty (dpy, display->root, property,
1641 0L, 1L, False, XA_PIXMAP, &atype, &aformat,
1642 &nitems, &bytes_after, &prop);
1643 if (result == Success)
1644 {
1645 if (atype == XA_PIXMAP)
1646 pixmap = *(Pixmap *)prop;
1647 XFree (prop);
1648 }
1649
1650 return pixmap;
1651}
1652
1653#ifdef HAVE_BG_PIXMAP
1654
1655void
1656rxvt_term::update_background ()
1657{
1658 if (update_background_ev.is_active ())
1659 return;
1660
1661 bg_invalidate ();
1662
1663 ev_tstamp to_wait = 0.5 - (ev::now () - bg_valid_since);
1664
1665 if (to_wait <= 0.)
1666 bg_render ();
1667 else
1668 update_background_ev.start (to_wait);
1669}
1670
1671void
1672rxvt_term::update_background_cb (ev::timer &w, int revents)
1673{
1674 make_current ();
1675
1676 update_background_ev.stop ();
1677 bg_render ();
1678 refresh_check ();
1679}
1680
1681#endif /* HAVE_BG_PIXMAP */
1327 1682
1328/*----------------------- end-of-file (C source) -----------------------*/ 1683/*----------------------- end-of-file (C source) -----------------------*/

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